* Discount available online only, and applied to merchandise total, excluding tax and delivery charges. Offer valid towards the the following brands 2-Xist®, Calvin Klein®, C1N2®, and Diesel®. Offer does not apply to previous purchases or the purchase of gift cards and may not be combined with any other offer. One time use only. Must use code U5T130 in shopping cart. Offer expires 11:59 p.m. (ET) on 3/5/2015.

Beat your personal best in men’s loungewear with the Cocksox CX Active Long Johns. Whether you're hitting the field or hopping into bed, this supremely comfortable long john underwear offers a great fit. Made from a blend of cotton and Lycra spandex, the Cocksox CX Active Long Johns hug your contours while allowing free movement for maximum performance.